Home / 6,240.56-8,622.52-4,830

Finding the Fourth Proportional to 6,240.56, 8,622.52 and 4,830

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Solution

The fourth proportional to 6,240.56, 8,622.52 and 4,830 is: 6,673.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.56 : 8,622.52 = 4,830 : x
  2. Step 2: Convert to fraction form
    6,240.56/8,622.52 = 4,830/x
  3. Step 3: Cross multiply
    6,240.56x = 8,622.52 × 4,830
  4. Step 4: Simplify right side
    6,240.56x = 41,646,771.60
  5. Step 5: Solve for x
    x = 41,646,771.60/6,240.56
  6. Step 6: Final answer
    x = 6,673.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.